
2001 GMC Yukon Denali 6.0L Poor Idle Quality, Misfire, MIL Lamp on
Vehicle came in with three trouble codes, p0171, p0174, p0300. Usually with these codes we test the intake gaskets, find vacuum leaks and replace the intake gaskets and knock sensors due to the corrosion and it takes care of all three trouble codes. We tested ...
FIX posted 5/29/2013
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Message Closed
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VIN | 1GKEK63U81 |
Engine | 6.0 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / SEFI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
Occurs | Idle |
Trouble Codes
P0300 | Multiple Misfire Detected |
Message Closed
Vehicle Data
2001 GMC Yukon Denali
VIN | 1GKEK63U81 |
Engine | 6.0 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / SEFI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
Occurs | Idle |
Trouble Codes
P0300 | Multiple Misfire Detected |